Initial QSfera import

Server/vendor/github.com/open-policy-agent/opa/ast/errors.go

@@ -0,0 +1,46 @@
+// Copyright 2016 The OPA Authors.  All rights reserved.
+// Use of this source code is governed by an Apache2
+// license that can be found in the LICENSE file.
+
+package ast
+
+import (
+	v1 "github.com/open-policy-agent/opa/v1/ast"
+)
+
+// Errors represents a series of errors encountered during parsing, compiling,
+// etc.
+type Errors = v1.Errors
+
+const (
+	// ParseErr indicates an unclassified parse error occurred.
+	ParseErr = v1.ParseErr
+
+	// CompileErr indicates an unclassified compile error occurred.
+	CompileErr = v1.CompileErr
+
+	// TypeErr indicates a type error was caught.
+	TypeErr = v1.TypeErr
+
+	// UnsafeVarErr indicates an unsafe variable was found during compilation.
+	UnsafeVarErr = v1.UnsafeVarErr
+
+	// RecursionErr indicates recursion was found during compilation.
+	RecursionErr = v1.RecursionErr
+)
+
+// IsError returns true if err is an AST error with code.
+func IsError(code string, err error) bool {
+	return v1.IsError(code, err)
+}
+
+// ErrorDetails defines the interface for detailed error messages.
+type ErrorDetails = v1.ErrorDetails
+
+// Error represents a single error caught during parsing, compiling, etc.
+type Error = v1.Error
+
+// NewError returns a new Error object.
+func NewError(code string, loc *Location, f string, a ...any) *Error {
+	return v1.NewError(code, loc, f, a...)
+}